Description
Overview:
This Genuine Makita Armature Assembly 240 V (OEM 513633-7) is the rotating core of the motor used in Makita rotary hammers, including HR4001C and HR4011C. Built with a laminated steel core, precision‐wound copper coils, a machined commutator and a balanced steel shaft, it restores smooth power delivery and reliability when the original armature is worn or damaged. Designed for UK 240 V tools, it fits the motor housing and interfaces correctly with existing bearings, fan and gear train for dependable service. Replacing a tired armature helps resolve symptoms such as loss of power, excessive sparking, overheating and poor drilling performance. As a genuine part, it meets Makita's specification for fit and durability, making it suitable for professional repairs and routine maintenance in workshop or site conditions.
Key Features:
- Genuine Makita part for assured compatibility and build quality (OEM 513633-7).
- 240 V specification for UK mains-powered rotary hammers.
- Laminated steel core and precision-wound copper coils for efficient performance.
- Accurate commutator and balanced rotor help reduce sparking and vibration.
- Direct replacement with correct dimensions for a reliable fit.
- Supports heavy-duty drilling and chiselling workloads with consistent output.
- Helps restore torque, speed stability and overall tool efficiency.
- Durable construction for long service life under site and workshop use.
- Straightforward installation to minimise downtime during repairs.
Typical Applications:
Used to replace a burnt-out or mechanically damaged armature in Makita rotary hammers, restoring performance for drilling anchor holes, breaking, channel cutting and general construction tasks. Suitable for preventative maintenance where tools operate in dusty, high-load conditions, helping keep equipment reliable for trades, facilities teams and hire fleets.
Also known as:
Armature assembly, rotor assembly, motor rotor, hammer drill rotor, rotary hammer rotor, electric motor armature for rotary hammer.
Fits Models:
HR4001C
HR4011C
Alternate Part Numbers:
5136337
